1) Principal Components Analysis (PCA)
主分量（PCA）
2) main allocated equipment
主分配器
3) main parting line
主分型面
4) main fractionation tower
主分馏塔
1.
The technology of FCC main fractionation tower colleting all advantages of high efficiency DL float valve tray, TFDJ tray and LVG tray is expounded.
介绍了催化裂化主分馏塔技术,其特点在于综合了高效导流浮阀塔盘、TFDJ塔盘、LVG塔盘三者的优点, 根据催化裂化主分馏塔各段不同的汽液负荷及结盐、结焦情况,采用不同的塔盘。
2.
The paper introduces the FCC main fractionation tower new separate technology and application, its trait is in colligating the merit for high efficiency flow - guided float valve tray, multi - downcomer tray, LVG tray, base in different vapor and liquid load for different position about FCC main fractionation tower , adopt different tray, exerting every speciality.
介绍了FCC主分馏塔分离技术及其应用,其特点在于综合了高效导流浮阀塔盘、多降液管塔盘、LVG 塔盘三者的优点,根据FCC主分馏塔各段不同的汽液负荷结盐、结焦情况,采用不同的塔盘,充分发挥各自优点。
5) main distributor
主分布器
1.
The effects on solids holdup of heat exchanger tube, bed height, static pressure drop and average solids holdup of inlet chamber by superficial velocity were studied in different main distributors.
在不同结构形式的主分布器条件下,研究了表观液速对换热管中固含率、下管箱内床层高度、静压降及平均固含率的影响。
6) main fractionator
主分馏塔
1.
The combined trapezoid spray trays developed by He bei University of Technology have been first successfully used in the technical transform of FCC main fractionator in Dongming Petrochemical Group Co.
河北工业大学开发的新型大通量高效塔板———立体传质塔板 (CTST)在东明石化集团有限公司催化装置主分馏塔扩能改造中首次获得成功应用。
2.
A new method establishing models of FCC main fractionator was proposed.
提出一种新的催化裂化主分馏塔建模方法。
3.
In this paper, software PRO/Ⅱis adopted to simulate the whole flowthat is main fractionator system and absorption-stabilization system.
催化裂化是炼油厂中重要的二次加工过程,但其主分馏塔和吸收稳定系统面临生产扩能、产品质量改善和节省能耗几大问题的困扰。
参考词条
补充资料：PCA
分子式：
分子量：
CAS号：71050-62-9
性质：
分子量：
CAS号：71050-62-9
性质：
说明：补充资料仅用于学习参考，请勿用于其它任何用途。